diff --git a/src/fable-library-py/Cargo.lock b/src/fable-library-py/Cargo.lock
index d1addcf46..da34499b1 100644
--- a/src/fable-library-py/Cargo.lock
+++ b/src/fable-library-py/Cargo.lock
@@ -56,9 +56,9 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "chrono"
-version = "0.4.44"
+version = "0.4.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c673075a2e0e5f4a1dde27ce9dee1ea4558c7ffe648f576438a20ca1d2acc4b0"
+checksum = "1aa79e62e7697b8e29b513a68abacf485adcd1fe8284a4316c5ae868e6633327"
 dependencies = [
  "iana-time-zone",
  "js-sys",
@@ -247,9 +247,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.12.3"
+version = "1.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e10754a14b9137dd7b1e3e5b0493cc9171fdd105e0ab477f51b72e7f3ac0e276"
+checksum = "f1292b7759ae1cb9ec195452d1390a074f0cd8541ab7a5a8c31cd6db45d4a6ba"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -270,9 +270,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.10"
+version = "0.8.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc897dd8d9e8bd1ed8cdad82b5966c3e0ecae09fb1907d58efaa013543185d0a"
+checksum = "d6f6ff9a378485b298a5286656da665ba74413d36db0979633275d2e708145d4"
 
 [[package]]
 name = "rustversion"
diff --git a/src/fable-library-py/Cargo.toml b/src/fable-library-py/Cargo.toml
index a967e1e84..835db7cdb 100644
--- a/src/fable-library-py/Cargo.toml
+++ b/src/fable-library-py/Cargo.toml
@@ -14,8 +14,8 @@ crate-type = ["cdylib"]
 [dependencies]
 pyo3 = { version = "0.28.3", features = ["extension-module", "chrono"] }
 byteorder = "1.5.0"
-chrono = "0.4.42"
-regex = "1.12.1"
+chrono = "0.4.45"
+regex = "1.12.4"
 
 [features]
 # must be enabled when building with `cargo build`, maturin enables this automatically